42578240

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 112

約数和(自身を含む): 109728000

約数和(自身を除く): 67149760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 64, 76, 80, 94, 95, 149, 152, 160, 188, 190, 235, 298, 304, 320, 376, 380, 470, 596, 608, 745, 752, 760, 893, 940, 1192, 1216, 1490, 1504, 1520, 1786, 1880, 2384, 2831, 2980, 3008, 3040, 3572, 3760, 4465, 4768, 5662, 5960, 6080, 7003, 7144, 7520, 8930, 9536, 11324, 11920, 14006, 14155, 14288, 15040, 17860, 22648, 23840, 28012, 28310, 28576, 35015, 35720, 45296, 47680, 56024, 56620, 57152, 70030, 71440, 90592, 112048, 113240, 133057, 140060, 142880, 181184, 224096, 226480, 266114, 280120, 285760, 448192, 452960, 532228, 560240, 665285, 905920, 1064456, 1120480, 1330570, 2128912, 2240960, 2661140, 4257824, 5322280, 8515648, 10644560, 21289120, 42578240]

約数ペア:

[(1, 42578240), (2, 21289120), (4, 10644560), (5, 8515648), (8, 5322280), (10, 4257824), (16, 2661140), (19, 2240960), (20, 2128912), (32, 1330570), (38, 1120480), (40, 1064456), (47, 905920), (64, 665285), (76, 560240), (80, 532228), (94, 452960), (95, 448192), (149, 285760), (152, 280120), (160, 266114), (188, 226480), (190, 224096), (235, 181184), (298, 142880), (304, 140060), (320, 133057), (376, 113240), (380, 112048), (470, 90592), (596, 71440), (608, 70030), (745, 57152), (752, 56620), (760, 56024), (893, 47680), (940, 45296), (1192, 35720), (1216, 35015), (1490, 28576), (1504, 28310), (1520, 28012), (1786, 23840), (1880, 22648), (2384, 17860), (2831, 15040), (2980, 14288), (3008, 14155), (3040, 14006), (3572, 11920), (3760, 11324), (4465, 9536), (4768, 8930), (5662, 7520), (5960, 7144), (6080, 7003)]